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Finding the Fourth Proportional to 64,824, 97,252.41 and 18,076.88

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Solution

The fourth proportional to 64,824, 97,252.41 and 18,076.88 is: 27,119.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,824 : 97,252.41 = 18,076.88 : x
  2. Step 2: Convert to fraction form
    64,824/97,252.41 = 18,076.88/x
  3. Step 3: Cross multiply
    64,824x = 97,252.41 × 18,076.88
  4. Step 4: Simplify right side
    64,824x = 1,758,019,659.02
  5. Step 5: Solve for x
    x = 1,758,019,659.02/64,824
  6. Step 6: Final answer
    x = 27,119.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.